Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r119-tall-167814497300122.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.......................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is DBSingleClientW-PT-d0m06, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r119-tall-167814497300122
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 572K
-rw-r--r-- 1 mcc users 9.5K Feb 26 15:32 CTLCardinality.txt
-rw-r--r-- 1 mcc users 113K Feb 26 15:32 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K Feb 26 15:31 CTLFireability.txt
-rw-r--r-- 1 mcc users 53K Feb 26 15:31 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 15:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 15:48 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K Feb 25 15:48 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Feb 26 15:33 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 108K Feb 26 15:33 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.7K Feb 26 15:33 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Feb 26 15:33 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 15:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 15:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 119K Mar 5 18:22 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1679412912996

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=DBSingleClientW-PT-d0m06
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-21 15:35:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-03-21 15:35:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 15:35:14] [INFO ] Load time of PNML (sax parser for PT used): 55 ms
[2023-03-21 15:35:14] [INFO ] Transformed 553 places.
[2023-03-21 15:35:14] [INFO ] Transformed 150 transitions.
[2023-03-21 15:35:14] [INFO ] Parsed PT model containing 553 places and 150 transitions and 600 arcs in 115 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 553/553 places, 150/150 transitions.
Reduce places removed 451 places and 0 transitions.
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 11 transitions.
Iterating post reduction 0 with 462 rules applied. Total rules applied 462 place count 102 transition count 139
Applied a total of 462 rules in 11 ms. Remains 102 /553 variables (removed 451) and now considering 139/150 (removed 11) transitions.
// Phase 1: matrix 139 rows 102 cols
[2023-03-21 15:35:14] [INFO ] Computed 2 place invariants in 16 ms
[2023-03-21 15:35:14] [INFO ] Implicit Places using invariants in 249 ms returned []
[2023-03-21 15:35:14] [INFO ] Invariant cache hit.
[2023-03-21 15:35:14] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-21 15:35:15] [INFO ] Implicit Places using invariants and state equation in 218 ms returned []
Implicit Place search using SMT with State Equation took 491 ms to find 0 implicit places.
[2023-03-21 15:35:15] [INFO ] Invariant cache hit.
[2023-03-21 15:35:15] [INFO ] Dead Transitions using invariants and state equation in 98 ms found 0 transitions.
Starting structural reductions in LIVENESS mode, iteration 1 : 102/553 places, 139/150 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 604 ms. Remains : 102/553 places, 139/150 transitions.
Discarding 48 transitions out of 139. Remains 91
Initial state reduction rules removed 1 formulas.
Incomplete random walk after 10000 steps, including 2271 resets, run finished after 474 ms. (steps per millisecond=21 ) properties (out of 90) seen :33
Incomplete Best-First random walk after 1000 steps, including 58 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 57) seen :0
Incomplete Best-First random walk after 1001 steps, including 45 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 57) seen :2
Incomplete Best-First random walk after 1001 steps, including 47 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1000 steps, including 52 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1000 steps, including 49 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 55 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 56 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 40 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 56 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 51 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 58 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 53 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 50 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 56 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 53 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1000 steps, including 52 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1000 steps, including 47 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 48 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1000 steps, including 50 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 57 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 47 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 52 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 1001 steps, including 54 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 55) seen :3
Incomplete Best-First random walk after 1001 steps, including 45 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 52) seen :2
Incomplete Best-First random walk after 1000 steps, including 64 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 56 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 56 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 52 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1000 steps, including 200 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1000 steps, including 90 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 104 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 107 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1000 steps, including 99 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 96 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 84 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1000 steps, including 107 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 89 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 108 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 94 resets, run finished after 13 ms. (steps per millisecond=77 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1000 steps, including 88 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1000 steps, including 106 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 109 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1000 steps, including 111 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 109 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 103 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 82 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 110 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 50) seen :0
Incomplete Best-First random walk after 1001 steps, including 104 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 50) seen :2
Incomplete Best-First random walk after 1000 steps, including 98 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1000 steps, including 116 resets, run finished after 20 ms. (steps per millisecond=50 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 95 resets, run finished after 14 ms. (steps per millisecond=71 ) properties (out of 48) seen :0
Incomplete Best-First random walk after 1001 steps, including 106 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 48) seen :0
Running SMT prover for 48 properties.
[2023-03-21 15:35:16] [INFO ] Invariant cache hit.
[2023-03-21 15:35:16] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:35:16] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-21 15:35:17] [INFO ] After 895ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:48
[2023-03-21 15:35:17] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:35:17] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 8 ms returned sat
[2023-03-21 15:35:17] [INFO ] After 504ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :48
[2023-03-21 15:35:17] [INFO ] State equation strengthened by 63 read => feed constraints.
[2023-03-21 15:35:18] [INFO ] After 550ms SMT Verify possible using 63 Read/Feed constraints in natural domain returned unsat :0 sat :48
[2023-03-21 15:35:19] [INFO ] After 1418ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :48
Attempting to minimize the solution found.
Minimization took 582 ms.
[2023-03-21 15:35:19] [INFO ] After 2833ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :48
Parikh walk visited 15 properties in 705 ms.
Support contains 42 out of 102 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 102/102 places, 139/139 transitions.
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 11 place count 91 transition count 122
Iterating global reduction 0 with 11 rules applied. Total rules applied 22 place count 91 transition count 122
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 24 place count 89 transition count 120
Iterating global reduction 0 with 2 rules applied. Total rules applied 26 place count 89 transition count 120
Applied a total of 26 rules in 19 ms. Remains 89 /102 variables (removed 13) and now considering 120/139 (removed 19) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 89/102 places, 120/139 transitions.
Incomplete random walk after 1000000 steps, including 228646 resets, run finished after 21634 ms. (steps per millisecond=46 ) properties (out of 33) seen :12
Incomplete Best-First random walk after 100001 steps, including 4991 resets, run finished after 811 ms. (steps per millisecond=123 ) properties (out of 21) seen :0
Incomplete Best-First random walk after 100001 steps, including 4748 resets, run finished after 657 ms. (steps per millisecond=152 ) properties (out of 21) seen :3
Incomplete Best-First random walk after 100000 steps, including 5048 resets, run finished after 576 ms. (steps per millisecond=173 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 5012 resets, run finished after 609 ms. (steps per millisecond=164 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 4951 resets, run finished after 700 ms. (steps per millisecond=142 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100000 steps, including 4974 resets, run finished after 609 ms. (steps per millisecond=164 ) properties (out of 18) seen :0
Incomplete Best-First random walk after 100001 steps, including 4948 resets, run finished after 676 ms. (steps per millisecond=147 ) properties (out of 18) seen :1
Incomplete Best-First random walk after 100001 steps, including 4955 resets, run finished after 678 ms. (steps per millisecond=147 ) properties (out of 17) seen :1
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1205 ms. (steps per millisecond=82 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100000 steps, including 20000 resets, run finished after 1240 ms. (steps per millisecond=80 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100000 steps, including 10063 resets, run finished after 921 ms. (steps per millisecond=108 ) properties (out of 16) seen :0
Incomplete Best-First random walk after 100001 steps, including 10124 resets, run finished after 942 ms. (steps per millisecond=106 ) properties (out of 16) seen :2
Incomplete Best-First random walk after 100000 steps, including 10138 resets, run finished after 912 ms. (steps per millisecond=109 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100000 steps, including 10121 resets, run finished after 915 ms. (steps per millisecond=109 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100000 steps, including 10096 resets, run finished after 892 ms. (steps per millisecond=112 ) properties (out of 14) seen :0
Incomplete Best-First random walk after 100001 steps, including 10061 resets, run finished after 884 ms. (steps per millisecond=113 ) properties (out of 14) seen :0
Running SMT prover for 14 properties.
// Phase 1: matrix 120 rows 89 cols
[2023-03-21 15:35:55] [INFO ] Computed 2 place invariants in 7 ms
[2023-03-21 15:35:55] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:35:55] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-21 15:35:55] [INFO ] After 135ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2 real:12
[2023-03-21 15:35:55] [INFO ] State equation strengthened by 51 read => feed constraints.
[2023-03-21 15:35:55] [INFO ] After 36ms SMT Verify possible using 51 Read/Feed constraints in real domain returned unsat :0 sat :0 real:14
[2023-03-21 15:35:55] [INFO ] After 262ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:14
[2023-03-21 15:35:55] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:35:55] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-21 15:35:56] [INFO ] After 120ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :14
[2023-03-21 15:35:56] [INFO ] After 133ms SMT Verify possible using 51 Read/Feed constraints in natural domain returned unsat :0 sat :14
[2023-03-21 15:35:56] [INFO ] After 305ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :14
Attempting to minimize the solution found.
Minimization took 133 ms.
[2023-03-21 15:35:56] [INFO ] After 633ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :14
Parikh walk visited 2 properties in 3736 ms.
Support contains 16 out of 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 120/120 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 83 transition count 108
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 83 transition count 108
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 18 place count 77 transition count 102
Iterating global reduction 0 with 6 rules applied. Total rules applied 24 place count 77 transition count 102
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 25 place count 76 transition count 99
Iterating global reduction 0 with 1 rules applied. Total rules applied 26 place count 76 transition count 99
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 27 place count 75 transition count 98
Iterating global reduction 0 with 1 rules applied. Total rules applied 28 place count 75 transition count 98
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 29 place count 74 transition count 97
Iterating global reduction 0 with 1 rules applied. Total rules applied 30 place count 74 transition count 97
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 32 place count 74 transition count 95
Applied a total of 32 rules in 19 ms. Remains 74 /89 variables (removed 15) and now considering 95/120 (removed 25) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 19 ms. Remains : 74/89 places, 95/120 transitions.
Incomplete random walk after 1000000 steps, including 229218 resets, run finished after 18019 ms. (steps per millisecond=55 ) properties (out of 12) seen :4
Interrupted Best-First random walk after 977236 steps, including 48841 resets, run timeout after 5001 ms. (steps per millisecond=195 ) properties seen 0
Interrupted Best-First random walk after 902045 steps, including 45112 resets, run timeout after 5001 ms. (steps per millisecond=180 ) properties seen 0
Interrupted Best-First random walk after 547921 steps, including 109584 resets, run timeout after 5001 ms. (steps per millisecond=109 ) properties seen 0
Interrupted Best-First random walk after 562049 steps, including 112409 resets, run timeout after 5001 ms. (steps per millisecond=112 ) properties seen 0
Interrupted Best-First random walk after 743034 steps, including 75428 resets, run timeout after 5001 ms. (steps per millisecond=148 ) properties seen 0
Incomplete Best-First random walk after 1000001 steps, including 101446 resets, run finished after 3626 ms. (steps per millisecond=275 ) properties (out of 8) seen :1
Incomplete Best-First random walk after 1000001 steps, including 101618 resets, run finished after 3608 ms. (steps per millisecond=277 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 101642 resets, run finished after 3006 ms. (steps per millisecond=332 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
// Phase 1: matrix 95 rows 74 cols
[2023-03-21 15:36:53] [INFO ] Computed 2 place invariants in 6 ms
[2023-03-21 15:36:53] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:36:53] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-21 15:36:53] [INFO ] After 134ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2023-03-21 15:36:53] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-21 15:36:53] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:36:53] [INFO ] After 59ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2023-03-21 15:36:53] [INFO ] State equation strengthened by 37 read => feed constraints.
[2023-03-21 15:36:53] [INFO ] After 50ms SMT Verify possible using 37 Read/Feed constraints in natural domain returned unsat :0 sat :7
[2023-03-21 15:36:53] [INFO ] After 110ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
Attempting to minimize the solution found.
Minimization took 48 ms.
[2023-03-21 15:36:53] [INFO ] After 268ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
Parikh walk visited 2 properties in 606 ms.
Support contains 9 out of 74 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 74/74 places, 95/95 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 71 transition count 90
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 71 transition count 90
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 8 place count 69 transition count 88
Iterating global reduction 0 with 2 rules applied. Total rules applied 10 place count 69 transition count 88
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 11 place count 68 transition count 86
Iterating global reduction 0 with 1 rules applied. Total rules applied 12 place count 68 transition count 86
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 13 place count 68 transition count 85
Applied a total of 13 rules in 25 ms. Remains 68 /74 variables (removed 6) and now considering 85/95 (removed 10) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 68/74 places, 85/95 transitions.
Incomplete random walk after 1000000 steps, including 228856 resets, run finished after 13181 ms. (steps per millisecond=75 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 1000001 steps, including 50334 resets, run finished after 3795 ms. (steps per millisecond=263 ) properties (out of 5) seen :2
Incomplete Best-First random walk after 1000000 steps, including 50300 resets, run finished after 2528 ms. (steps per millisecond=395 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 1000000 steps, including 200000 resets, run finished after 3584 ms. (steps per millisecond=279 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000001 steps, including 101851 resets, run finished after 2560 ms. (steps per millisecond=390 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 85 rows 68 cols
[2023-03-21 15:37:20] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-21 15:37:20] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:37:20] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-21 15:37:20] [INFO ] After 35ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:1
[2023-03-21 15:37:20] [INFO ] State equation strengthened by 31 read => feed constraints.
[2023-03-21 15:37:20] [INFO ] After 6ms SMT Verify possible using 31 Read/Feed constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-21 15:37:20] [INFO ] After 77ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-21 15:37:20] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-21 15:37:20] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-21 15:37:20] [INFO ] After 27ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-21 15:37:20] [INFO ] After 9ms SMT Verify possible using 31 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-21 15:37:20] [INFO ] After 20ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 8 ms.
[2023-03-21 15:37:20] [INFO ] After 90ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 64 ms.
Support contains 4 out of 68 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 68/68 places, 85/85 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 65 transition count 78
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 65 transition count 78
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 8 place count 63 transition count 76
Iterating global reduction 0 with 2 rules applied. Total rules applied 10 place count 63 transition count 76
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 12 place count 63 transition count 74
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 13 place count 62 transition count 73
Iterating global reduction 1 with 1 rules applied. Total rules applied 14 place count 62 transition count 73
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 15 place count 61 transition count 71
Iterating global reduction 1 with 1 rules applied. Total rules applied 16 place count 61 transition count 71
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 17 place count 60 transition count 70
Iterating global reduction 1 with 1 rules applied. Total rules applied 18 place count 60 transition count 70
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 19 place count 59 transition count 69
Iterating global reduction 1 with 1 rules applied. Total rules applied 20 place count 59 transition count 69
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 22 place count 59 transition count 67
Applied a total of 22 rules in 14 ms. Remains 59 /68 variables (removed 9) and now considering 67/85 (removed 18) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 15 ms. Remains : 59/68 places, 67/85 transitions.
Incomplete random walk after 1000000 steps, including 229177 resets, run finished after 6521 ms. (steps per millisecond=153 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000000 steps, including 200000 resets, run finished after 3971 ms. (steps per millisecond=251 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 1000000 steps, including 101826 resets, run finished after 3020 ms. (steps per millisecond=331 ) properties (out of 2) seen :0
Finished probabilistic random walk after 4980 steps, run visited all 2 properties in 39 ms. (steps per millisecond=127 )
Probabilistic random walk after 4980 steps, saw 2213 distinct states, run finished after 39 ms. (steps per millisecond=127 ) properties seen :2
Able to resolve query QuasiLiveness after proving 91 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK PROBABILISTIC_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 139510 ms.
ITS solved all properties within timeout

BK_STOP 1679413054793

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="DBSingleClientW-PT-d0m06"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is DBSingleClientW-PT-d0m06, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r119-tall-167814497300122"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/DBSingleClientW-PT-d0m06.tgz
mv DBSingleClientW-PT-d0m06 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;